Take a photo of a barcode or cover
213 pages • first pub 1931 (view editions)
ISBN/UID: None
Format: Hardcover
Language: English
Publisher: Grosset & Dunlap
Edition Pub Date: Not specified
Description
Frank and Joe race against time to retrieve a scientist's top-secret invention before thieves get their hands on it. But the young detectives soon discover that they are involved in a mystery far greater in scope than just safeguarding the inventi...
Community Reviews
Content Warnings
213 pages • first pub 1931 (view editions)
ISBN/UID: None
Format: Hardcover
Language: English
Publisher: Grosset & Dunlap
Edition Pub Date: Not specified
Description
Frank and Joe race against time to retrieve a scientist's top-secret invention before thieves get their hands on it. But the young detectives soon discover that they are involved in a mystery far greater in scope than just safeguarding the inventi...
Community Reviews
Content Warnings